{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000693","500:5000004654","477:4770003734","500:5000003413","499:4990000296","500:5000002911","467:4670000163","499:4990002906","500:5000002916","477:4770001068","499:4990003661","500:5000001124","470:4700002268","499:4990000073","499:4990000713","500:5000002367","477:4770003622","477:4770000940","500:5000004318","485:4850000545","499:4990001025","477:4770003591","499:4990003441","466:4660004293","470:4700003845"],"twin_admin_codes":[499,500,477,500,499,500,467,499,500,477,499,500,470,499,499,500,477,477,500,485,499,477,499,466,470],"twin_sims":[0.4720229374334903,0.432106506643224,0.41489971271911297,0.4065972858081507,0.3859891513106515,0.3420133736014462,0.3267835621704787,0.2997074364064238,0.28374985587526036,0.2779650636724063,0.27594671789344494,0.26930434077993426,0.26597194338223806,0.25859303990763555,0.2575817655012579,0.2543087567344813,0.2507392224018612,0.24665594878675803,0.23818453056240868,0.2295481964080955,0.2258807467988479,0.22492498466489935,0.22112579628970774,0.21451733515846838,0.21197820307285062],"twin_dists":[0.1591402601781904,0.16824468414636537,0.17227041211905011,0.17423833172492434,0.17920288788991573,0.1902477667009504,0.19424441113587926,0.20161511377691682,0.20614172014974758,0.20782027050778074,0.20841092015987034,0.21037367241429777,0.211369636957135,0.21360304384585388,0.21391223624625613,0.21491823639141744,0.21602479387522255,0.21730302030015347,0.21999906807940514,0.22281271473043615,0.22402864099261235,0.2243476669855899,0.22562480773283566,0.22788178333579862,0.2287614266611087],"n_dims_used":45,"mean_confidence":0.9165553622775607},"coverage":{"mean_confidence":0.9165553622775607,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}